# Siemens SIRIUS ACT 3SU1400-1AA10-3BA0 Contact Element, 1 NO, 500 V, Spring-Type Terminal

**URL:** https://aio.lv/en/product--siemens-3su1400-1aa10-3ba0--1839280
**Data updated:** 2026-05-18 02:42 (EEST)
**Category:** Home & DIY Accessories
**Manufacturer:** Siemens
**Manufacturer code:** 3SU1400-1AA10-3BA0
**EAN:** 4011209950894
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 7.49 €
**Prices and availability valid until:** 2026-07-28 23:59
**Price without VAT (21%):** 6.19 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--siemens-3su1400-1aa10-3ba0--1839280

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 16.07.2026 | free |
| Pickup points | 21.07.2026 | 1.89 EUR |
| Courier delivery to door | 21.07.2026 | 4.99 EUR |

## Summary description

The Siemens SIRIUS ACT 3SU1400-1AA10-3BA0 is a high-quality contact element designed for industrial control applications. Featuring 1 normally open (NO) contact and a rated voltage of 500 V, this module is equipped with reliable spring-type terminals for secure and efficient wiring. It is a core component of the SIRIUS ACT modular system, ensuring robust performance in various command and signaling devices.

## Long description

The Siemens SIRIUS ACT contact element is a professional-grade component engineered for industrial control and signaling systems. As part of the modular SIRIUS ACT series, this device provides a reliable normally open (NO) switching function, ensuring seamless integration into command panels and automation setups. Built to withstand demanding environments, it offers consistent electrical performance and mechanical durability for long-term operation.
Advantages
This contact element stands out due to its robust construction and high-quality materials, which ensure reliable switching cycles even in intensive industrial applications. The integration of spring-type terminals significantly reduces installation time and eliminates the need for frequent retightening, as the connection remains vibration-resistant over time. Its modular design allows for quick and tool-free mounting, making it an ideal choice for complex control panel configurations where efficiency and space management are critical.
Suitable for
Industrial control panels and automation systems
Emergency stop and command signaling devices
Machine control interfaces
Electrical distribution cabinets
This contact element is not suitable for high-power switching applications that exceed its rated voltage or current capacity. It is designed specifically for control circuits and should not be used as a primary power switch for heavy-duty motors or high-load heating elements.
Key specifications
Contact configuration: 1 Normally Open (NO)
Rated voltage: 500 V
Connection type: Spring-type terminal
Series: SIRIUS ACT
To install the contact element, align it with the corresponding holder or actuator within the SIRIUS ACT modular system. Insert the component into the mounting position and secure it according to the system's locking mechanism. Once seated, connect the control wires to the spring-type terminals by inserting the stripped wire ends into the designated ports, ensuring a firm and secure electrical contact without the need for specialized tools.
What to consider before purchase
Verify that the normally open (NO) configuration matches your circuit requirements.
Ensure the rated voltage of 500 V is compatible with your control system.
Check compatibility with your existing SIRIUS ACT mounting holders.
For optimal performance and safety, ensure that all wiring is performed by qualified personnel in accordance with local electrical regulations. Regularly inspect the spring-type terminals during routine maintenance to confirm that connections remain secure and free from debris.

## FAQ

### How much does the Siemens SIRIUS ACT 3SU1400-1AA10-3BA0 Contact Element cost, and is it available for purchase?

The price is 7.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 219 pcs. are in stock, and you can place your purchase right now with delivery across Latvia and Europe or choose pickup at the Riga collection point. We offer favorable purchase terms, including the option to split the payment into convenient monthly installments. Availability and price are updated in real time, so we recommend placing your order in advance.

### If I order this product today, when will I receive my order?

If you place your order today, delivery will be as fast and convenient as possible. You will be able to pick up your order on 16.07.2026 at the Riga pickup point or choose delivery across Latvia and Europe. We carefully inspect every purchase and pack it securely for safe transportation.

### What payment options are available?

AiO.lv offers several payment methods: Bank transfer, Bank cards on-line, Apple Pay, Google Pay. All transactions are 100% secure and encrypted.

### Can this product be purchased for a company (with VAT)?

Yes. AiO.lv works with legal entities in Latvia and across Europe. The product price already includes VAT. For certain product categories, as well as for companies from other EU countries with a valid VAT number, a 0% VAT rate may apply. We issue the invoice immediately after the order is placed, support electronic BIS invoices, and automatically generate all necessary accounting documents. You can complete the purchase for a company online — simply select the company profile and choose bank transfer as the payment method during checkout.

### What is the warranty period?

All Siemens products come with an official 2 Years warranty. It covers all manufacturing defects and malfunctions that may occur during use. The warranty is valid at all authorized Siemens service centers and through AiO.lv

### Can the product be returned after purchase?

Yes, you can return the product within 14 days of purchase if you bought it as a consumer (not a legal entity). Returns are possible without giving any reason — the main condition is that the product retains its original appearance and full set of accessories. We will make the process as simple and convenient as possible: just contact our customer support team, and we will help you arrange the return.

### Where should I contact for warranty service?

For warranty-related questions you can contact the AiO.lv (SIA VSPRO) customer support team. More information about warranty service: https://aio.lv/en/warranty

## Image

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